For sale here is a wonderful original vintage pull down school chart of. This beautifully illustrated chart, was produced by Frommann and Morian in conjunction with Hagemann in Germany in 1961. The chart depicts leeches in their natural environment, internal structure and details of mouth parts. The majority of leeches live in freshwater environments, while some species can be found in terrestrial. And marine environments as well.
Are predominantly blood suckers that feed on blood from vertebrate and invertebrate animals. Almost 700 species of leeches are currently recognized, of which some 100 are marine, 90 terrestrial and the remainder freshwater. Printed on paper it is backed with canvas and has wooden poles top and bottom. This chart has spent most of its life rolled up in a school cupboard so the colours are still bright. This chart is not new, so please be sure to check all photos.There is wear consistent with age. However the overall condition of this chart is good. This fantastic old chart was produced as an educational tool for schools and colleges by. Teacher Heinrich Jung, artist and biologist Gottlieb von Koch and college director Doctor Friedrich Quentell. The black background acted as a chalk board allowing teachers to annotate them during the lesson. This item is in the category "Collectables\Decorative Collectables\Other Decorative Collectables". The seller is "wildstrawberrystore" and is located in this country: GB. This item can be shipped worldwide.